Home / 6,750.14-10,125.44-1,819.89

Finding the Fourth Proportional to 6,750.14, 10,125.44 and 1,819.89

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Solution

The fourth proportional to 6,750.14, 10,125.44 and 1,819.89 is: 2,729.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,750.14 : 10,125.44 = 1,819.89 : x
  2. Step 2: Convert to fraction form
    6,750.14/10,125.44 = 1,819.89/x
  3. Step 3: Cross multiply
    6,750.14x = 10,125.44 × 1,819.89
  4. Step 4: Simplify right side
    6,750.14x = 18,427,177.90
  5. Step 5: Solve for x
    x = 18,427,177.90/6,750.14
  6. Step 6: Final answer
    x = 2,729.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.